Earplug



FIG. 1 is a top perspective view of the first embodiment for an earplug showing my new design;

FIG. 2 is a bottom perspective view of the first embodiment for an earplug thereof;

FIG. 3 is a front view of the first embodiment for an earplug thereof;

FIG. 4 is a rear view of the first embodiment for an earplug thereof;

FIG. 5 is a left side view of the first embodiment for an earplug thereof;

FIG. 6 is a right side view of the first embodiment for an earplug thereof;

FIG. 7 is a top view of the first embodiment for an earplug thereof;

FIG. 8 is a bottom view of the first embodiment for an earplug thereof;

FIG. 9 is a top perspective view of the second embodiment for an earplug showing my new design;

FIG. 10 is a bottom perspective view of the second embodiment for an earplug thereof;

FIG. 11 is a front view of the second embodiment for an earplug thereof;

FIG. 12 is a rear view of the second embodiment for an earplug thereof;

FIG. 13 is a left side view of the second embodiment for an earplug thereof;

FIG. 14 is a right side view of the second embodiment for an earplug thereof;

FIG. 15 is a top view of the second embodiment for an earplug thereof;

FIG. 16 is a bottom view of the second embodiment for an earplug thereof;

FIG. 17 is a top perspective view of the third embodiment for an earplug showing my new design;

FIG. 18 is a bottom perspective view of the third embodiment for an earplug thereof;

FIG. 19 is a front view of the third embodiment for an earplug thereof;

FIG. 20 is a rear view of the third embodiment for an earplug thereof;

FIG. 21 is a left side view of the third embodiment for an earplug thereof;

FIG. 22 is a right side view of the third embodiment for an earplug thereof;

FIG. 23 is a top view of the third embodiment for an earplug thereof; and,

FIG. 24 is a bottom view of the third embodiment for an earplug thereof.

The broken lines shown represent portions of an earplug that form no part of the claimed design. 

CLAIM The ornamental design for an earplug, as shown and described. 